So far nothing _____ TomI want to know the reason _______ he hasn’t written to me

Mr Smith was________to be a doctor but he became a teacher when he grew up. [ ]

It’s known to us all that the deeper you dive, ________ you can breathe.

He has been _______ for three weeks. We’d better find another person to fill his place.

The financial crisis has led to a sharp ______ in profits in many factories